andreacavalli/xserver-multidpi
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Xi: fill in barrier root x/y after clamping to RandR outputs

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x/y for barrier events should contain the actual pointer position.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Jasper St. Pierre <jstpierre@mecheye.net>
This commit is contained in:
Peter Hutterer 2012-12-06 12:58:55 +10:00
parent 21a15f9a04
commit c50db6faba
2 changed files with 21 additions and 1 deletions
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4
Xi/xibarriers.c
View File

@ -407,6 +407,8 @@ input_constrain_cursor(DeviceIntPtr dev, ScreenPtr screen,
ev.window = c->window->drawable.id;
c->last_timestamp = ms;
/* root x/y is filled in later */
barrier_events->barrier_event = ev;
barrier_events++;
*nevents += 1;
@ -436,6 +438,8 @@ input_constrain_cursor(DeviceIntPtr dev, ScreenPtr screen,
ev.window = c->window->drawable.id;
c->last_timestamp = ms;
/* root x/y is filled in later */
barrier_events->barrier_event = ev;
barrier_events++;
*nevents += 1;

18
mi/mipointer.c
View File

@ -573,6 +573,8 @@ miPointerSetPosition(DeviceIntPtr pDev, int mode, double *screenx,
ScreenPtr newScreen;
int x, y;
Bool switch_screen = FALSE;
Bool should_constrain_barriers = FALSE;
int i;
miPointerPtr pPointer;
@ -589,7 +591,9 @@ miPointerSetPosition(DeviceIntPtr pDev, int mode, double *screenx,
x -= pScreen->x;
y -= pScreen->y;
if (mode == Relative) {
should_constrain_barriers = (mode == Relative);
if (should_constrain_barriers) {
/* coordinates after clamped to a barrier */
int constrained_x, constrained_y;
int current_x, current_y; /* current position in per-screen coord */
@ -637,6 +641,18 @@ miPointerSetPosition(DeviceIntPtr pDev, int mode, double *screenx,
if (pPointer->x != x || pPointer->y != y || pPointer->pScreen != pScreen)
miPointerMoveNoEvent(pDev, pScreen, x, y);
/* check if we generated any barrier events and if so, update root x/y
* to the fully constrained coords */
if (should_constrain_barriers) {
for (i = 0; i < *nevents; i++) {
if (events[i].any.type == ET_BarrierHit ||
events[i].any.type == ET_BarrierLeave) {
events[i].barrier_event.root_x = x;
events[i].barrier_event.root_y = y;
}
}
}
/* Convert to desktop coordinates again */
x += pScreen->x;
y += pScreen->y;